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发明名称
Verfahren zur Methylierung von 3- bzw. 8-Methyl- oder 8-Chlorxanthin
摘要
申请公布号
DE534907(C)
申请公布日期
1931.10.03
申请号
DE1927W078028D
申请日期
1927.12.25
申请人
DR. HERBERT WITTEK
发明人
分类号
C07D473/10;C07D473/12
主分类号
C07D473/10
代理机构
代理人
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地址
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